Protective cover of switch cabinet

The utility model discloses a protective cover of a switch cabinet, which comprises a protective cover, a back plate is arranged on the back of the protective cover, a door plate is arranged in the protective cover, slide rails are arranged at the top and the bottom of the door plate, round rods fixedly connected to the protective cover are movably connected in the slide rails, a cavity is formed in the front of the door plate, and the round rods are arranged in the cavity. A plug pin is inserted into the cavity and provided with a second handle penetrating through the cavity. According to the protective cover of the switch cabinet, through cooperation of the protective cover, the door plate, the plug pins, the back plate, the round rods and the sliding rails, all-around protection on the switch cabinet is achieved, the protective effect is guaranteed, meanwhile, after the door plate is opened, the door plate can be stored on the side face, the front face of the protective cover is integrally opened, and work